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JPL Small-Body Database Browser
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49601 (1999 FG22)
Classification: Main-belt Asteroid          SPK-ID: 2049601
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1856196908762126 5.39e-08  
a 3.159333112261961 2.1724e-08 au
q 2.572898676588913 1.7569e-07 au
i 10.72882714915304 5.4927e-06 deg
node 179.2241399640218 2.1214e-05 deg
peri 32.88328139067678 2.3728e-05 deg
M 175.3843971563753 1.2989e-05 deg
tp 2457601.236534459711
(2016-Jul-31.73653446)
6.8896e-05 TDB
period 2051.122297234681
5.62
2.1156e-05
5.792e-08
d
yr
n .17551366902176 1.8103e-09 deg/d
Q 3.745767547935009 2.5757e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1362  
   data-arc span      7568 days (20.72 yr)  
   first obs. used      1999-03-19  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5569  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 04:21:59  

Additional Information
 Earth MOID = 1.57606 au 
 Jupiter MOID = 1.24434 au 
 T_jup = 3.152 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.5   n/a MPO502486  
diameter diameter 9.260 km 0.189 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.108   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

49601 (1999 FG22)          Discovered 1999-Mar-19 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 FG22 = 2001 QG20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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